FR1281529A - Réseau téléphonique à enregistrement des appels - Google Patents

Réseau téléphonique à enregistrement des appels

Info

Publication number
FR1281529A
FR1281529A FR848921A FR848921A FR1281529A FR 1281529 A FR1281529 A FR 1281529A FR 848921 A FR848921 A FR 848921A FR 848921 A FR848921 A FR 848921A FR 1281529 A FR1281529 A FR 1281529A
Authority
FR
France
Prior art keywords
telephone network
call recording
call
recording
telephone
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR848921A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AT&T Corp
Original Assignee
Western Electric Co Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US645A external-priority patent/US3050588A/en
Application filed by Western Electric Co Inc filed Critical Western Electric Co Inc
Priority to FR848921A priority Critical patent/FR1281529A/fr
Application granted granted Critical
Publication of FR1281529A publication Critical patent/FR1281529A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0004—Selecting arrangements using crossbar selectors in the switching stages
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/26—Devices for calling a subscriber
    • H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
    • H04M1/272—Devices whereby a plurality of signals may be stored simultaneously with provision for storing only one subscriber number at a time, e.g. by keyboard or dial
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/26—Devices for calling a subscriber
    • H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
    • H04M1/274—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc
    • H04M1/2745—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc using static electronic memories, e.g. chips
    • H04M1/27495—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc using static electronic memories, e.g. chips implemented by means of discrete electronic components, i.e. neither programmable nor microprocessor-controlled
FR848921A 1960-01-05 1961-01-05 Réseau téléphonique à enregistrement des appels Expired FR1281529A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR848921A FR1281529A (fr) 1960-01-05 1961-01-05 Réseau téléphonique à enregistrement des appels

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US645A US3050588A (en) 1960-01-05 1960-01-05 Registration control circuit
FR848921A FR1281529A (fr) 1960-01-05 1961-01-05 Réseau téléphonique à enregistrement des appels

Publications (1)

Publication Number Publication Date
FR1281529A true FR1281529A (fr) 1962-01-12

Family

ID=26188839

Family Applications (1)

Application Number Title Priority Date Filing Date
FR848921A Expired FR1281529A (fr) 1960-01-05 1961-01-05 Réseau téléphonique à enregistrement des appels

Country Status (1)

Country Link
FR (1) FR1281529A (fr)

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